Galileo Galilei Quotes (40 quotes)

Source/Notes: This quote is a paraphrase of a conversation between two characters in Galileo's book "Dialogue Concerning the Two Chief World Systems" (1632): "SALVIATI: Now you see how easy it is to understand. / SAGREGO: So are all truths, once they are discovered."

Source/Notes: "Eppur si muove." - Supposedly said in 1632 before the Inquisition after being forced to deny that the earth moves around the sun. Earliest report of this quote can be found in the book "The Italian Library" by Giuseppe Baretti, published in 1757.

Bio: Galileo Galilei, was an Italian physicist, mathematician, astronomer, and philosopher who played a major role in the Scientific Revolution. His achievements include improvements to the telescope and consequent astronomical observations and support for Copernicanism.